Commit | Line | Data |
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6a02d201 MS |
1 | /* Data structures associated with tracepoints in GDB. |
2 | Copyright (C) 1997 Free Software Foundation, Inc. | |
3 | ||
4 | This file is part of GDB. | |
5 | ||
6 | This program is free software; you can redistribute it and/or modify | |
7 | it under the terms of the GNU General Public License as published by | |
8 | the Free Software Foundation; either version 2 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | This program is distributed in the hope that it will be useful, | |
12 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | GNU General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU General Public License | |
17 | along with this program; if not, write to the Free Software | |
18 | Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. */ | |
19 | ||
20 | #if !defined (TRACEPOINT_H) | |
21 | #define TRACEPOINT_H 1 | |
22 | ||
57c0b026 MS |
23 | #if !defined (BREAKPOINT_H) |
24 | enum enable { disabled, enabled }; | |
25 | #endif | |
6a02d201 MS |
26 | /* The data structure for an action: */ |
27 | struct action_line | |
28 | { | |
29 | struct action_line *next; | |
30 | char *action; | |
31 | }; | |
32 | ||
33 | /* The data structure for a tracepoint: */ | |
34 | ||
35 | struct tracepoint | |
36 | { | |
37 | struct tracepoint *next; | |
38 | ||
57c0b026 | 39 | enum enable enabled; |
6a02d201 MS |
40 | |
41 | #if 0 | |
42 | /* Type of tracepoint (MVS FIXME: needed?). */ | |
43 | enum tptype type; | |
44 | ||
45 | /* What to do with this tracepoint after we hit it MVS FIXME: needed?). */ | |
46 | enum tpdisp disposition; | |
47 | #endif | |
48 | /* Number assigned to distinguish tracepoints. */ | |
49 | int number; | |
50 | ||
51 | /* Address to trace at, or NULL if not an instruction tracepoint (MVS ?). */ | |
52 | CORE_ADDR address; | |
53 | ||
54 | /* Line number of this address. Only matters if address is non-NULL. */ | |
55 | int line_number; | |
56 | ||
57 | /* Source file name of this address. Only matters if address is non-NULL. */ | |
58 | char *source_file; | |
59 | ||
60 | /* Number of times this tracepoint should single-step | |
61 | and collect additional data */ | |
62 | long step_count; | |
63 | ||
64 | /* Number of times this tracepoint should be hit before disabling/ending. */ | |
65 | int pass_count; | |
66 | ||
67 | /* Chain of action lines to execute when this tracepoint is hit. */ | |
68 | struct action_line *actions; | |
69 | ||
70 | /* Conditional (MVS ?). */ | |
71 | struct expression *cond; | |
72 | ||
73 | /* String we used to set the tracepoint (malloc'd). Only matters if | |
74 | address is non-NULL. */ | |
75 | char *addr_string; | |
76 | ||
77 | /* Language we used to set the tracepoint. */ | |
78 | enum language language; | |
79 | ||
80 | /* Input radix we used to set the tracepoint. */ | |
81 | int input_radix; | |
82 | ||
6a02d201 MS |
83 | /* Count of the number of times this tracepoint was taken, dumped |
84 | with the info, but not used for anything else. Useful for | |
85 | seeing how many times you hit a tracepoint prior to the program | |
86 | aborting, so you can back up to just before the abort. */ | |
87 | int hit_count; | |
88 | ||
2e7eeba9 | 89 | /* Thread number for thread-specific tracepoint, or -1 if don't care */ |
6a02d201 | 90 | int thread; |
2e7eeba9 MS |
91 | |
92 | /* BFD section, in case of overlays: | |
93 | no, I don't know if tracepoints are really gonna work with overlays. */ | |
94 | asection *section; | |
6a02d201 MS |
95 | }; |
96 | ||
9fe11cd1 MS |
97 | enum actionline_type |
98 | { | |
99 | BADLINE = -1, | |
100 | GENERIC = 0, | |
101 | END = 1, | |
102 | STEPPING = 2, | |
103 | }; | |
104 | ||
105 | ||
57c0b026 MS |
106 | /* The tracepont chain of all tracepoints */ |
107 | ||
108 | extern struct tracepoint *tracepoint_chain; | |
109 | ||
41158958 EZ |
110 | extern unsigned long trace_running_p; |
111 | ||
57c0b026 MS |
112 | /* A hook used to notify the UI of tracepoint operations */ |
113 | ||
114 | void (*create_tracepoint_hook) PARAMS ((struct tracepoint *)); | |
115 | void (*delete_tracepoint_hook) PARAMS ((struct tracepoint *)); | |
a5f4fbff | 116 | void (*modify_tracepoint_hook) PARAMS ((struct tracepoint *)); |
63d138d9 | 117 | void (*trace_find_hook) PARAMS ((char *arg, int from_tty)); |
2aae6397 | 118 | void (*trace_start_stop_hook) PARAMS ((int start, int from_tty)); |
57c0b026 MS |
119 | |
120 | struct tracepoint *get_tracepoint_by_number PARAMS ((char **)); | |
9fe11cd1 | 121 | int get_traceframe_number PARAMS ((void)); |
a5f4fbff | 122 | void free_actions PARAMS((struct tracepoint *)); |
9fe11cd1 MS |
123 | enum actionline_type validate_actionline PARAMS((char **, |
124 | struct tracepoint *)); | |
125 | ||
57c0b026 MS |
126 | |
127 | /* Walk the following statement or block through all tracepoints. | |
128 | ALL_TRACEPOINTS_SAFE does so even if the statment deletes the current | |
129 | breakpoint. */ | |
130 | ||
131 | #define ALL_TRACEPOINTS(t) for (t = tracepoint_chain; t; t = t->next) | |
6a02d201 | 132 | |
57c0b026 MS |
133 | #define ALL_TRACEPOINTS_SAFE(t,tmp) \ |
134 | for (t = tracepoint_chain; \ | |
135 | t ? (tmp = t->next, 1) : 0;\ | |
136 | t = tmp) | |
6a02d201 | 137 | #endif /* TRACEPOINT_H */ |